Home / 39,785.86-59,705.62-16,411.78

Finding the Fourth Proportional to 39,785.86, 59,705.62 and 16,411.78

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Solution

The fourth proportional to 39,785.86, 59,705.62 and 16,411.78 is: 24,628.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,785.86 : 59,705.62 = 16,411.78 : x
  2. Step 2: Convert to fraction form
    39,785.86/59,705.62 = 16,411.78/x
  3. Step 3: Cross multiply
    39,785.86x = 59,705.62 × 16,411.78
  4. Step 4: Simplify right side
    39,785.86x = 979,875,500.20
  5. Step 5: Solve for x
    x = 979,875,500.20/39,785.86
  6. Step 6: Final answer
    x = 24,628.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.